Honeywell Aquastat L8124B Product Data page 3

Height
Burner
Model Control
Number Circuit in.
L8124A 120V 6-1/8
L8124B 6-1/8
b
L8124C 120V 4-3/8
L8124E 24V 6-1/8
L8124G 120V 6-1/8
L8124L 120V 4-3/8
L8124M 120V 4-3/8
a
Multizone control can be provided by using a separate circulator and R845 Relay for each zone.
b
Contacts are not powered; they are rated for switching of millivoltage loads.
Replacement Aquastat Assemblies:
See Table 2 and Fig. 3 through 7.
Table 1. Aquastat Relay models.
Case Dimensions
Width Depth
mm in. mm in.
156 4-3/8 111 3-1/16 78
156 4-3/8 111 3-1/16 78
111 6-1/8 156 3-1/16 78
156 4-3/8 111 3-1/16 78
156 4-3/8 111 3-1/16 78
111 6-1/8 156 3-1/16 78
111 6-1/8 156 3-1/16 78
No. of V8043
Can be
Zone Valves
Used For
Powered
Multizone
Without
With
Additional
a
mm Circulators Transformer
Yes —
— —
Yes —
Yes 2
— 2
Yes 2
Yes —
Table 2. Replacement Aquastat assemblies.
1-1/2 in. or 3 in. (38
Model or 76 mm) insulation
L8124A-C, 125026AAE
E,G,L,M
3
L8124A,B,C,E,G,L,M AQUASTAT® RELAYS
Electrical
Ratings
Circulat
Burner
Circuit Circuit
Same as 120 Vac:
L8124A-G,L 7.4A (full
circulator load);
rating 44.4A
(locked
rotor)
0.25A at 1/4
to 12 Vdc
Same as 240
L8124A-G,L Vac:3.7A
circulator (full
rating load);
22.2A
(locked
rotor)
1.25A at 24
Vac; 30 VA
(total load)
B1-B2 TV-Z
Same as
L8124A-G,L
circulator
rating
Same as
L8124A-6,L
circulator
rating
Same as
L8124A
Celsius (L8124A,
Fahrenheit 100/220V Model Only)
1-1/2 in. or 3 in. (38
or 76 mm) insulation
125026BAC
or Mounting
Vertical
Vertical or
horizontal
Horizontal
Vertical or
horizontal
Horizontal
60-2061—10